Shelden DeMar Williams (born October 21, 1983) is an American professional basketball player who currently plays for Tianjin Ronggang of China. He played college basketball at Duke University, where his #23 jersey was retired on January 28, 2007.His size (6'9", 250 lbs), aggressive style of play, and shot-blocking ability earned him the nickname "The Landlord." During high school, Williams was a member of the National Honor Society and the Fellowship of Christian Athletes.